IRVING, Texas -- Oklahoma coach Bob Stoops knows he can't get a redo on last season's injury-plagued campaign. But behind running back DeMarco Murray and an emphasis on controlling the line of scrimmage on both sides of the ball, the Big 12 South favorites burst with optimism. Meanwhile, Kansas coach Turner Gill has the Jayhawks thinking positively in his first season after the program endured a rocky end to 2009.